flake/dev/generate-all-maintainers: init

Used to generate a full maintainers.nix file that can be used for RFC39
invites. We will use these invites to support requesting reviews from
maintainers.

flake/dev/generate-all-maintainers/extract-maintainers-meta.nix

@@ -0,0 +1,74 @@
+# Extract maintainers from nixvim configuration using meta.maintainers
+# This script evaluates an empty nixvimConfiguration and extracts the merged maintainer information
+let
+  nixvim = import ../../..;
+  lib = nixvim.inputs.nixpkgs.lib.extend nixvim.lib.overlay;
+
+  emptyConfig = lib.nixvim.evalNixvim {
+    modules = [ { _module.check = false; } ];
+    extraSpecialArgs = {
+      pkgs = null;
+    };
+  };
+
+  inherit (emptyConfig.config.meta) maintainers;
+
+  extractMaintainerObjects =
+    maintainerData:
+    lib.pipe maintainerData [
+      lib.attrValues
+      lib.concatLists
+      lib.unique
+    ];
+
+  allMaintainerObjects = extractMaintainerObjects maintainers;
+
+  allMaintainerNames = lib.filter (name: name != null) (
+    map (maintainer: maintainer.github) allMaintainerObjects
+  );
+
+  nixvimMaintainers = import ../../../lib/maintainers.nix;
+  nixvimMaintainerNames = lib.attrNames nixvimMaintainers;
+  partitionedMaintainers = lib.partition (nameValue: lib.elem nameValue.name nixvimMaintainerNames) (
+    lib.attrsToList maintainerDetails
+  );
+
+  maintainerDetails = lib.pipe allMaintainerObjects [
+    (map (obj: {
+      name = obj.github;
+      value = obj // {
+        source =
+          if categorizedMaintainers.nixvim ? ${obj.github} then
+            "nixvim"
+          else if categorizedMaintainers.nixpkgs ? ${obj.github} then
+            "nixpkgs"
+          else
+            throw "${obj.github} is neither a nixvim or nixpkgs maintainer";
+      };
+    }))
+    lib.listToAttrs
+  ];
+
+  categorizedMaintainers = {
+    nixvim = lib.listToAttrs partitionedMaintainers.right;
+    nixpkgs = lib.listToAttrs partitionedMaintainers.wrong;
+  };
+
+  formattedMaintainers = lib.generators.toPretty {
+    multiline = true;
+    indent = "";
+  } maintainerDetails;
+in
+{
+  raw = maintainers;
+  names = allMaintainerNames;
+  details = maintainerDetails;
+  categorized = categorizedMaintainers;
+  formatted = formattedMaintainers;
+
+  stats = {
+    totalMaintainers = lib.length allMaintainerNames;
+    nixvimMaintainers = lib.length (lib.attrNames categorizedMaintainers.nixvim);
+    nixpkgsMaintainers = lib.length (lib.attrNames categorizedMaintainers.nixpkgs);
+  };
+}